How severe is CVE-2021-32084?

CVE-2021-32084 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-32084 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32084?

CVE-2021-32084 affects Quest Kace Systems Management Appliance. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32084?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-32084 published?

CVE-2021-32084 was published on 2026-07-27 and last updated on 2026-08-03.

CVE-2021-32084

CVE-2021-32084 is a critical-severity vulnerability in Quest Kace Systems Management Appliance with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Quest Kace Systems Management Appliance
Published: 2026-07-27
Last modified: 2026-08-03

Description

An issue was discovered in Quest KACE Systems Deployment Appliance (SMA) 11.0.273. If a customer restricts access to the web console by IP address or subnets, the API endpoints are not restricted. If credentials/API keys are known to an attacker, the appliance can still be accessed via the API, leading to a potential compromise of the entire environment that is configured for KACE.

Frequently asked questions

What is CVE-2021-32084?: An issue was discovered in Quest KACE Systems Deployment Appliance (SMA) 11.0.273. If a customer restricts access to the web console by IP address or subnets, the API endpoints are not restricted. If credentials/API keys are known to an attacker, the appliance can still be accessed via the API, leading to a potential compromise of the entire environment that is configured for KACE.
How severe is CVE-2021-32084?: CVE-2021-32084 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-32084 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32084?: CVE-2021-32084 affects Quest Kace Systems Management Appliance. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32084?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-32084 published?: CVE-2021-32084 was published on 2026-07-27 and last updated on 2026-08-03.

References

Affected products (1)

cpe:2.3:a:quest:kace_systems_management_appliance:11.0.273:*:*:*:*:*:*:*

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